$options = array('type' => 'ACTION');
$this->addColumn("{$element->element_name}", "{$element->element_label}", $options);

{foreach $element->childs as $item}
{if count($item->params) > 0}
    $options = array(
        {foreach $item->params as $param}'{$param->element_param_name}' => '{$param->element_param_value}', 
        {/foreach}
    );
    $this->addElementColumn("{$element->element_name}", "{$item->element_label}", "{$item->element_label}", "{$item->element_type_name}", $options);
{else}
    $this->addElementColumn("{$element->element_name}", "{$item->element_label}", "{$item->element_label}", "{$item->element_type_name}");
{/if}
{/foreach}
